1421839920
1,421,839,920 is an even composite number composed of five prime numbers multiplied together.
1421839920 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of eighty divisors.
Prime factorization of 1421839920:
24 × 3 × 5 × 19 × 311807
(2 × 2 × 2 × 2 × 3 × 5 × 19 × 311807)See below for interesting mathematical facts about the number 1421839920 from the Numbermatics database.
Names of 1421839920
- Cardinal: 1421839920 can be written as One billion, four hundred twenty-one million, eight hundred thirty-nine thousand, nine hundred twenty.
Scientific notation
- Scientific notation: 1.42183992 × 109
Factors of 1421839920
Divisors of 1421839920
- Number of divisors d(n): 80
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Complete list of divisors:
1 2 3 4 5 6 8 10 12 15 16 19 20 24 30 38 40 48 57 60 76 80 95 114 120 152 190 228 240 285 304 380 456 570 760 912 1140 1520 2280 4560 311807 623614 935421 1247228 1559035 1870842 2494456 3118070 3741684 4677105 4988912 5924333 6236140 7483368 9354210 11848666 12472280 14966736 17772999 18708420 23697332 24944560 29621665 35545998 37416840 47394664 59243330 71091996 74833680 88864995 94789328 118486660 142183992 177729990 236973320 284367984 355459980 473946640 710919960 1421839920
- Sum of all divisors σ(n): 4639703040
- Sum of proper divisors (its aliquot sum) s(n): 3217863120
- 1421839920 is an abundant number, because the sum of its proper divisors (3217863120) is greater than itself. Its abundance is 1796023200
Bases of 1421839920
- Binary: 10101001011111110001110001100002
- Hexadecimal: 0x54BF8E30
- Base-36: NIIYPC
Squares and roots of 1421839920
- 1421839920 squared (14218399202) is 2021628758105606400
- 1421839920 cubed (14218399203) is 2874432471694574755327488000
-
The
square root of 1421839920 is 37707.2926633563 -
The
cube root of 1421839920 is 1124.4761136069
Scales and comparisons
How big is 1421839920?- 1,421,839,920 seconds is equal to 45 years, 10 weeks, 6 days, 11 hours, 32 minutes.
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To count from 1 to 1,421,839,920 would take you about ninety years!
This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)
- A cube with a volume of 1421839920 cubic inches would be around 93.7 feet tall.
Recreational maths with 1421839920
- 1421839920 backwards is 0299381241
- The number of decimal digits it has is: 10
- The sum of 1421839920's digits is 39
- More coming soon!
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The information we have on file for 1421839920 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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